The kthread API creates threads that ignore all signals by default so
modules like vhost that will move from that API to kernel_copy_process
will not be expecting them. This patch exports ignore_signals so those
modules can keep their existing behavior.
Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx>
---
kernel/signal.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/kernel/signal.c b/kernel/signal.c
index 952741f6d0f9..8fb79200c18b 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -534,6 +534,10 @@ void flush_itimer_signals(void)
}
#endif
+/**
+ * ignore_signals - setup task to ignore all signals
+ * @t: task to setup
+ */
void ignore_signals(struct task_struct *t)
{
int i;
@@ -543,6 +547,7 @@ void ignore_signals(struct task_struct *t)
flush_signals(t);
}
+EXPORT_SYMBOL_GPL(ignore_signals);
/*
* Flush all handlers for a task.
--
2.25.1
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